// Copyright 2010 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#ifndef SUPERSONIC_SERIALIZATION_BUILD_EXPRESSION_FROM_PROTO_H_
#define SUPERSONIC_SERIALIZATION_BUILD_EXPRESSION_FROM_PROTO_H_

#include "supersonic/base/exception/result.h"

namespace common {
class ExpressionDescription;
}  // namespace common

namespace supersonic {

class Expression;

// Builds an appropriate Expression object based on ExpressionDescription proto.
// Ownership of the created Expression object is passed to the caller.
FailureOrOwned<const Expression> BuildExpressionFromProto(
    const common::ExpressionDescription& expr_descr);

}  // namespace supersonic

#endif  // SUPERSONIC_SERIALIZATION_BUILD_EXPRESSION_FROM_PROTO_H_
